Contingent –
As adjective –
unforeseen / random / conditional / incidental / accidental / inadvertent
Antonyms – designed / planned / definite / regular / systematic
As noun –
Possibility / delegation
Indelible – indestructible / lasting / enduring / memorable / unforgettable
Antonyms – delible / erasable
It is an adjective.
Implore – beg / petition / pray / beseech / appeal / plead / urge
Antonym – suggest / imply / command / demand
It is a verb.
Mythology – folklore / tradition / lore / belief / legend
Antonyms – reality / actually / history / truth
It is a noun.
Leap –
As verb –
Jump over / jump / ascend / rise / bounce / rocket / skip / soar
Antonyms – descend / decline
As noun – bound / escalation / upswing / upsurge / hop
Emoluments – allowance / payments / reimbursement / profit / income / salary / wage
Antonyms – debt / penalty / loss
It is a noun .
Seize – grab / snatch / catch / grasp
Antonyms – free / let go / loosen / unfasten
It is a verb.
Maiden –
As an adjective – inaugural / virgin / unmarried / original / first / foremost / initial
Antonyms – ultimate / last / final / latter / deflowered
As a noun – girl / made / virgin